Standard Swedish standard · SS-EN 14454:2005

Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A

Status: Valid

Scope
This document specifies: a) field of application; b) requirements for hose union backflow preventer; c) dimensional and the physico-chemical properties and the properties of general hydraulic, mechanical and acoustic design of hose union backflow preventers DN 15 to DN 32; d) test method and requirements for verifying these properties; e) marking and presentation; f) acoustics. This document specifies the characteristics of hose union backflow preventers DN 15 to DN 32 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 °C and for 1 h at 90 °C.

Subjects

Drinking water (13.060.20) General (23.060.01)


Product information

Language: English

Written by: Vattenförsörjning, SIS/TK 198/AG 02

International title:

Article no: STD-39972

Edition: 1

Approved: 6/14/2005

No of pages: 24